* {
    margin: 0;
    padding: 0;
}

body {
    background: url(./images/bg.jpeg) no-repeat;
}

.box {
    height: 420px;
    width: 350px;
    margin: 100px auto;
    display: flex;
    flex-direction: column;
    border-radius: 3%;
    overflow: hidden;
}

nav {
    height: 50px;
    text-align: center;
    line-height: 50px;
    color: white;
    background-color: #87cefa;
}

main {
    box-sizing: border-box;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #fff;
    padding-top: 25px;
}

.i1,
.i2,
.i3,
.i4 {
    height: 35px;
    width: 280px;
    margin-bottom: 20px;
    outline-style: none;
    border: 1px solid rgb(191, 187, 187);
    border-radius: 3px;
    padding: 0px 10px;
}

.box2 {
    width: 300px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

a {
    display: block;
    width: 300px;
    margin-bottom: 20px;
    text-decoration: none;
    color: gray;
    font-size: 14px;
}

button {
    width: 65px;
    height: 38px;
    background-color: palegreen;
    color: white;
    border: 1px solid rgb(221, 216, 216);
    border-radius: 5px;
}